Justin Thomas golf swing – Long Iron (face-on & down-the-line), July 2017.

Long Iron from the tee (face-on and down-the-line views plus comparison) during the Open Championship practice (Royal Birkdale, July 2017).

High-speed video taken with Exilim Casio EX-FH20 camera at 210 fps at a 1/2500 shutter speed.